Home / 2,964.25-4,090.26-1,637.61

Finding the Fourth Proportional to 2,964.25, 4,090.26 and 1,637.61

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Solution

The fourth proportional to 2,964.25, 4,090.26 and 1,637.61 is: 2,259.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.25 : 4,090.26 = 1,637.61 : x
  2. Step 2: Convert to fraction form
    2,964.25/4,090.26 = 1,637.61/x
  3. Step 3: Cross multiply
    2,964.25x = 4,090.26 × 1,637.61
  4. Step 4: Simplify right side
    2,964.25x = 6,698,250.68
  5. Step 5: Solve for x
    x = 6,698,250.68/2,964.25
  6. Step 6: Final answer
    x = 2,259.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.